Key Findings:  Chronic pain was the most common reason for cannabis use, consistent with most registries. The majority of headache patients treating with cannabis were positive for migraine.
Type of Study:  Meta-analysis
Study Sample Size:  3405
Study Result:  Positive
Study Location(s):  Canada, United States
Year of Pub:  2018
Cannabinoids Studied:  Cannabidiol (CBD), Tetrahydrocannabinol (THC), Cannabidiolic Acid (CBD-a), Tetrahydrocannabinolic Acid (THC-a), Anandamide (AEA), Fatty Acid Amide Hydrolase (FAAH)
Phytocannabinoid Source:  Not Applicable
Chemotype:  Chemotype I, Chemotype II, Chemotype III
Terpenes Studied:  ß-Caryophyllene, Humulene, Limonene, Myrcene, Nerolidol, Pinene
Receptors Studied:  CB1, CB2, GPCR 55, TRPA1, TRPV1, TRPV2, TRPM8, PPAR - Gamma
Ligands Studied:  GABA, Glutamate